MSD Ignition 87431 3100–3900 RPM Odd Series Module Kit

The MSD Ignition 87431 RPM Module Kit is designed for applications requiring an engine speed range from 3,100 to 3,900 RPM. This odd-series module kit provides selectable RPM settings within that range for tuning flexibility.

RPM settings adjust in 200 RPM increments, allowing the desired activation point to be selected according to the application. The kit’s odd-series configuration is identified by its 3,100–3,900 RPM operating range and incremental adjustment format.

With its defined RPM selection range and 200 RPM adjustment steps, the MSD Ignition 87431 offers a straightforward option for applications that use a compatible MSD RPM module system. Refer to the appropriate application information to confirm suitability before installation.

Features:

• Brand: MSD Ignition
• Part Number: 87431
• RPM Range: 3,100–3,900 RPM
• Adjustment Increments: 200 RPM
• Series: Odd
• Product Type: RPM module chip kit